public function getPullRequestCommits($id)
{
$api = $this->client->api('pull_request');
$fetchedCommits = $api->commits($this->getUsername(), $this->getRepository(), $id);
$commits = [];
foreach ($fetchedCommits as $commit) {
$commits[] = ['sha' => $commit['sha'], 'user' => $commit['author']['login'], 'message' => $commit['commit']['message']];
}
return $commits;
}